How To Install libqt4-sql-psql on Ubuntu 18.04
Introduction
In this tutorial we learn how to install libqt4-sql-psql on Ubuntu 18.04.
What is libqt4-sql-psql
libqt4-sql-psql is:
This package contains the PostgreSQL plugin for Qt 4.
Install it if you intend to use or write Qt programs that are to access a PostgreSQL DB.
There are three methods to install libqt4-sql-psql on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install libqt4-sql-psql Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install libqt4-sql-psql using apt-get by running the following command:
sudo apt-get -y install libqt4-sql-psql
Install libqt4-sql-psql Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install libqt4-sql-psql using apt by running the following command:
sudo apt -y install libqt4-sql-psql
Install libqt4-sql-psql Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install libqt4-sql-psql using aptitude by running the following command:
sudo aptitude -y install libqt4-sql-psql
How To Uninstall libqt4-sql-psql on Ubuntu 18.04
To uninstall only the libqt4-sql-psql package we can use the following command:
sudo apt-get remove libqt4-sql-psql
Uninstall libqt4-sql-psql And Its Dependencies
To uninstall libqt4-sql-psql and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove libqt4-sql-psql
Remove libqt4-sql-psql Configurations and Data
To remove libqt4-sql-psql configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge libqt4-sql-psql
Remove libqt4-sql-psql configuration, data, and all of its dependencies
We can use the following command to remove libqt4-sql-psql configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libqt4-sql-psql
References
Summary
In this tutorial we learn how to install libqt4-sql-psql package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
